Looking for the perfect gift for that irritating coworker you love to hate? Our 11oz ceramic Tea/Coffee Mug featuring the "Irritant - Warning Sign" is just what you need. We all know someone that should come with a warning sign, and this humorous yet practical mug fits the bill. At Konton Ink, we pride ourselves on offering unique printed hoodies, T-shirts, and quirky items that speak to your inner fandom and humor. Add a splash of sarcasm to your workday and make a statement with this funny mug!